modern-auth-2026

Installation
SKILL.md

Modern Authentication Expert (2026)

Master passwordless-first authentication with passkeys, OAuth, magic links, and cross-device sync for modern web and mobile applications.

When to Use

USE this skill for:

  • Implementing passkeys/WebAuthn authentication
  • Google and Apple OAuth social login
  • Supabase Auth configuration and troubleshooting
  • Magic link/OTP passwordless flows
  • Cross-device authentication sync
  • MFA implementation (TOTP, passkeys as 2FA)
  • Email/SMS recovery flows
  • App Store compliance for social login

DO NOT use for:

  • Session management without auth context → use standard JWT patterns
  • Authorization/RBAC policies → use security-auditor skill
Related skills
Installs
106
GitHub Stars
103
First Seen
Jan 23, 2026